Home / 1,140.04-1,707.90-1,010.44

Finding the Fourth Proportional to 1,140.04, 1,707.90 and 1,010.44

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Solution

The fourth proportional to 1,140.04, 1,707.90 and 1,010.44 is: 1,513.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140.04 : 1,707.90 = 1,010.44 : x
  2. Step 2: Convert to fraction form
    1,140.04/1,707.90 = 1,010.44/x
  3. Step 3: Cross multiply
    1,140.04x = 1,707.90 × 1,010.44
  4. Step 4: Simplify right side
    1,140.04x = 1,725,730.48
  5. Step 5: Solve for x
    x = 1,725,730.48/1,140.04
  6. Step 6: Final answer
    x = 1,513.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.